dridex | b6d155fc30b95e8017a4337540e8536c98aa92b59b9b4865c56e9e4805f48bf7

Analysis

max time kernel
17s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
11-06-2021 00:27

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General

Target

b6d155fc30b95e8017a4337540e8536c98aa92b59b9b4865c56e9e4805f48bf7.dll
Size

174KB
MD5

457ee50784e776e258451c5456e029a7
SHA1

a15d14cbe05a1d79c666f504c9f6487be284aaf2
SHA256

b6d155fc30b95e8017a4337540e8536c98aa92b59b9b4865c56e9e4805f48bf7
SHA512

8f218583755398ddb0963dac04fd6ce38ef2e1a33e4fd837704d7197652079513841c73c1c63d6bdbe7568abfb3611ce9bcfbd293091cc7844b55a6940cf37f4

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

178.128.220.64:30333

45.79.91.89:9987

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/2204-115-0x0000000073D70000-0x0000000073DA0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2084 2204 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2084	2204	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 2084 WerFault.exe
Token: SeBackupPrivilege 2084 WerFault.exe
Token: SeDebugPrivilege 2084 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	2084	WerFault.exe
Token: SeBackupPrivilege	2084	WerFault.exe
Token: SeDebugPrivilege	2084	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3768 wrote to memory of 2204	3768	rundll32.exe	rundll32.exe
PID 3768 wrote to memory of 2204	3768	rundll32.exe	rundll32.exe
PID 3768 wrote to memory of 2204	3768	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b6d155fc30b95e8017a4337540e8536c98aa92b59b9b4865c56e9e4805f48bf7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3768

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b6d155fc30b95e8017a4337540e8536c98aa92b59b9b4865c56e9e4805f48bf7.dll,#1
2⤵
PID:2204

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2204 -s 644
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2084

MITRE ATT&CK Matrix

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Downloads

memory/2204-114-0x0000000000000000-mapping.dmp

Download
memory/2204-115-0x0000000073D70000-0x0000000073DA0000-memory.dmp

Filesize
192KB

Download
memory/2204-117-0x0000000004930000-0x0000000004936000-memory.dmp

Filesize
24KB

Download

Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads